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<FONT color="green">001</FONT>    /*<a name="line.1"></a>
<FONT color="green">002</FONT>     * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a>
<FONT color="green">003</FONT>     * contributor license agreements.  See the NOTICE file distributed with<a name="line.3"></a>
<FONT color="green">004</FONT>     * this work for additional information regarding copyright ownership.<a name="line.4"></a>
<FONT color="green">005</FONT>     * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.5"></a>
<FONT color="green">006</FONT>     * (the "License"); you may not use this file except in compliance with<a name="line.6"></a>
<FONT color="green">007</FONT>     * the License.  You may obtain a copy of the License at<a name="line.7"></a>
<FONT color="green">008</FONT>     *<a name="line.8"></a>
<FONT color="green">009</FONT>     *     http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
<FONT color="green">010</FONT>     *<a name="line.10"></a>
<FONT color="green">011</FONT>     * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
<FONT color="green">012</FONT>     * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
<FONT color="green">013</FONT>     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
<FONT color="green">014</FONT>     * See the License for the specific language governing permissions and<a name="line.14"></a>
<FONT color="green">015</FONT>     * limitations under the License.<a name="line.15"></a>
<FONT color="green">016</FONT>     */<a name="line.16"></a>
<FONT color="green">017</FONT>    package org.apache.commons.configuration.tree.xpath;<a name="line.17"></a>
<FONT color="green">018</FONT>    <a name="line.18"></a>
<FONT color="green">019</FONT>    import java.util.ArrayList;<a name="line.19"></a>
<FONT color="green">020</FONT>    import java.util.List;<a name="line.20"></a>
<FONT color="green">021</FONT>    <a name="line.21"></a>
<FONT color="green">022</FONT>    import org.apache.commons.configuration.tree.ConfigurationNode;<a name="line.22"></a>
<FONT color="green">023</FONT>    import org.apache.commons.configuration.tree.DefaultConfigurationNode;<a name="line.23"></a>
<FONT color="green">024</FONT>    import org.apache.commons.jxpath.ri.model.NodeIterator;<a name="line.24"></a>
<FONT color="green">025</FONT>    import org.junit.After;<a name="line.25"></a>
<FONT color="green">026</FONT>    import org.junit.Before;<a name="line.26"></a>
<FONT color="green">027</FONT>    <a name="line.27"></a>
<FONT color="green">028</FONT>    /**<a name="line.28"></a>
<FONT color="green">029</FONT>     * A base class for testing classes of the XPath package. This base class<a name="line.29"></a>
<FONT color="green">030</FONT>     * creates a hierarchy of nodes in its setUp() method that can be used for test<a name="line.30"></a>
<FONT color="green">031</FONT>     * cases.<a name="line.31"></a>
<FONT color="green">032</FONT>     *<a name="line.32"></a>
<FONT color="green">033</FONT>     * @author &lt;a<a name="line.33"></a>
<FONT color="green">034</FONT>     * href="http://commons.apache.org/configuration/team-list.html"&gt;Commons<a name="line.34"></a>
<FONT color="green">035</FONT>     * Configuration team&lt;/a&gt;<a name="line.35"></a>
<FONT color="green">036</FONT>     * @version $Id: AbstractXPathTest.java 1226104 2011-12-31 15:37:16Z oheger $<a name="line.36"></a>
<FONT color="green">037</FONT>     */<a name="line.37"></a>
<FONT color="green">038</FONT>    public abstract class AbstractXPathTest<a name="line.38"></a>
<FONT color="green">039</FONT>    {<a name="line.39"></a>
<FONT color="green">040</FONT>        /** Constant for the name of the counter attribute. */<a name="line.40"></a>
<FONT color="green">041</FONT>        protected static final String ATTR_NAME = "counter";<a name="line.41"></a>
<FONT color="green">042</FONT>    <a name="line.42"></a>
<FONT color="green">043</FONT>        /** Constant for the name of the first child. */<a name="line.43"></a>
<FONT color="green">044</FONT>        protected static final String CHILD_NAME1 = "subNode";<a name="line.44"></a>
<FONT color="green">045</FONT>    <a name="line.45"></a>
<FONT color="green">046</FONT>        /** Constant for the name of the second child. */<a name="line.46"></a>
<FONT color="green">047</FONT>        protected static final String CHILD_NAME2 = "childNode";<a name="line.47"></a>
<FONT color="green">048</FONT>    <a name="line.48"></a>
<FONT color="green">049</FONT>        /** Constant for the number of sub nodes. */<a name="line.49"></a>
<FONT color="green">050</FONT>        protected static final int CHILD_COUNT = 5;<a name="line.50"></a>
<FONT color="green">051</FONT>    <a name="line.51"></a>
<FONT color="green">052</FONT>        /** Constant for the number of levels in the hierarchy. */<a name="line.52"></a>
<FONT color="green">053</FONT>        protected static final int LEVEL_COUNT = 3;<a name="line.53"></a>
<FONT color="green">054</FONT>    <a name="line.54"></a>
<FONT color="green">055</FONT>        /** Stores the root node of the hierarchy. */<a name="line.55"></a>
<FONT color="green">056</FONT>        protected ConfigurationNode root;<a name="line.56"></a>
<FONT color="green">057</FONT>    <a name="line.57"></a>
<FONT color="green">058</FONT>        @Before<a name="line.58"></a>
<FONT color="green">059</FONT>        public void setUp() throws Exception<a name="line.59"></a>
<FONT color="green">060</FONT>        {<a name="line.60"></a>
<FONT color="green">061</FONT>            root = constructHierarchy(LEVEL_COUNT);<a name="line.61"></a>
<FONT color="green">062</FONT>        }<a name="line.62"></a>
<FONT color="green">063</FONT>    <a name="line.63"></a>
<FONT color="green">064</FONT>        /**<a name="line.64"></a>
<FONT color="green">065</FONT>         * Clears the test environment.<a name="line.65"></a>
<FONT color="green">066</FONT>         */<a name="line.66"></a>
<FONT color="green">067</FONT>        @After<a name="line.67"></a>
<FONT color="green">068</FONT>        public void tearDown() throws Exception<a name="line.68"></a>
<FONT color="green">069</FONT>        {<a name="line.69"></a>
<FONT color="green">070</FONT>            root = null;<a name="line.70"></a>
<FONT color="green">071</FONT>        }<a name="line.71"></a>
<FONT color="green">072</FONT>    <a name="line.72"></a>
<FONT color="green">073</FONT>        /**<a name="line.73"></a>
<FONT color="green">074</FONT>         * Builds up a hierarchy of nodes. Each node has {@code CHILD_COUNT}<a name="line.74"></a>
<FONT color="green">075</FONT>         * child nodes having the names {@code CHILD_NAME1} or<a name="line.75"></a>
<FONT color="green">076</FONT>         * {@code CHILD_NAME2}. Their values are named like their parent<a name="line.76"></a>
<FONT color="green">077</FONT>         * node with an additional index. Each node has an attribute with a counter<a name="line.77"></a>
<FONT color="green">078</FONT>         * value.<a name="line.78"></a>
<FONT color="green">079</FONT>         *<a name="line.79"></a>
<FONT color="green">080</FONT>         * @param levels the number of levels in the hierarchy<a name="line.80"></a>
<FONT color="green">081</FONT>         * @return the root node of the hierarchy<a name="line.81"></a>
<FONT color="green">082</FONT>         */<a name="line.82"></a>
<FONT color="green">083</FONT>        protected ConfigurationNode constructHierarchy(int levels)<a name="line.83"></a>
<FONT color="green">084</FONT>        {<a name="line.84"></a>
<FONT color="green">085</FONT>            ConfigurationNode result = new DefaultConfigurationNode();<a name="line.85"></a>
<FONT color="green">086</FONT>            createLevel(result, levels);<a name="line.86"></a>
<FONT color="green">087</FONT>            return result;<a name="line.87"></a>
<FONT color="green">088</FONT>        }<a name="line.88"></a>
<FONT color="green">089</FONT>    <a name="line.89"></a>
<FONT color="green">090</FONT>        /**<a name="line.90"></a>
<FONT color="green">091</FONT>         * Determines the number of elements contained in the given iterator.<a name="line.91"></a>
<FONT color="green">092</FONT>         *<a name="line.92"></a>
<FONT color="green">093</FONT>         * @param iterator the iterator<a name="line.93"></a>
<FONT color="green">094</FONT>         * @return the number of elements in this iteration<a name="line.94"></a>
<FONT color="green">095</FONT>         */<a name="line.95"></a>
<FONT color="green">096</FONT>        protected int iteratorSize(NodeIterator iterator)<a name="line.96"></a>
<FONT color="green">097</FONT>        {<a name="line.97"></a>
<FONT color="green">098</FONT>            int cnt = 0;<a name="line.98"></a>
<FONT color="green">099</FONT>            boolean ok;<a name="line.99"></a>
<FONT color="green">100</FONT>    <a name="line.100"></a>
<FONT color="green">101</FONT>            do<a name="line.101"></a>
<FONT color="green">102</FONT>            {<a name="line.102"></a>
<FONT color="green">103</FONT>                ok = iterator.setPosition(cnt + 1);<a name="line.103"></a>
<FONT color="green">104</FONT>                if (ok)<a name="line.104"></a>
<FONT color="green">105</FONT>                {<a name="line.105"></a>
<FONT color="green">106</FONT>                    cnt++;<a name="line.106"></a>
<FONT color="green">107</FONT>                }<a name="line.107"></a>
<FONT color="green">108</FONT>            } while (ok);<a name="line.108"></a>
<FONT color="green">109</FONT>    <a name="line.109"></a>
<FONT color="green">110</FONT>            return cnt;<a name="line.110"></a>
<FONT color="green">111</FONT>        }<a name="line.111"></a>
<FONT color="green">112</FONT>    <a name="line.112"></a>
<FONT color="green">113</FONT>        /**<a name="line.113"></a>
<FONT color="green">114</FONT>         * Returns a list with all configuration nodes contained in the specified<a name="line.114"></a>
<FONT color="green">115</FONT>         * iteration. It is assumed that the iteration contains only elements of<a name="line.115"></a>
<FONT color="green">116</FONT>         * this type.<a name="line.116"></a>
<FONT color="green">117</FONT>         *<a name="line.117"></a>
<FONT color="green">118</FONT>         * @param iterator the iterator<a name="line.118"></a>
<FONT color="green">119</FONT>         * @return a list with configuration nodes obtained from the iterator<a name="line.119"></a>
<FONT color="green">120</FONT>         */<a name="line.120"></a>
<FONT color="green">121</FONT>        protected List&lt;ConfigurationNode&gt; iterationElements(NodeIterator iterator)<a name="line.121"></a>
<FONT color="green">122</FONT>        {<a name="line.122"></a>
<FONT color="green">123</FONT>            List&lt;ConfigurationNode&gt; result = new ArrayList&lt;ConfigurationNode&gt;();<a name="line.123"></a>
<FONT color="green">124</FONT>            for (int pos = 1; iterator.setPosition(pos); pos++)<a name="line.124"></a>
<FONT color="green">125</FONT>            {<a name="line.125"></a>
<FONT color="green">126</FONT>                result.add((ConfigurationNode) iterator.getNodePointer().getNode());<a name="line.126"></a>
<FONT color="green">127</FONT>            }<a name="line.127"></a>
<FONT color="green">128</FONT>            return result;<a name="line.128"></a>
<FONT color="green">129</FONT>        }<a name="line.129"></a>
<FONT color="green">130</FONT>    <a name="line.130"></a>
<FONT color="green">131</FONT>        /**<a name="line.131"></a>
<FONT color="green">132</FONT>         * Recursive helper method for creating a level of the node hierarchy.<a name="line.132"></a>
<FONT color="green">133</FONT>         *<a name="line.133"></a>
<FONT color="green">134</FONT>         * @param parent the parent node<a name="line.134"></a>
<FONT color="green">135</FONT>         * @param level the level counter<a name="line.135"></a>
<FONT color="green">136</FONT>         */<a name="line.136"></a>
<FONT color="green">137</FONT>        private void createLevel(ConfigurationNode parent, int level)<a name="line.137"></a>
<FONT color="green">138</FONT>        {<a name="line.138"></a>
<FONT color="green">139</FONT>            if (level &gt;= 0)<a name="line.139"></a>
<FONT color="green">140</FONT>            {<a name="line.140"></a>
<FONT color="green">141</FONT>                String prefix = (parent.getValue() == null) ? "" : parent<a name="line.141"></a>
<FONT color="green">142</FONT>                        .getValue()<a name="line.142"></a>
<FONT color="green">143</FONT>                        + ".";<a name="line.143"></a>
<FONT color="green">144</FONT>                for (int i = 1; i &lt;= CHILD_COUNT; i++)<a name="line.144"></a>
<FONT color="green">145</FONT>                {<a name="line.145"></a>
<FONT color="green">146</FONT>                    ConfigurationNode child = new DefaultConfigurationNode(<a name="line.146"></a>
<FONT color="green">147</FONT>                            (i % 2 == 0) ? CHILD_NAME1 : CHILD_NAME2, prefix + i);<a name="line.147"></a>
<FONT color="green">148</FONT>                    parent.addChild(child);<a name="line.148"></a>
<FONT color="green">149</FONT>                    child.addAttribute(new DefaultConfigurationNode(ATTR_NAME,<a name="line.149"></a>
<FONT color="green">150</FONT>                            String.valueOf(i)));<a name="line.150"></a>
<FONT color="green">151</FONT>    <a name="line.151"></a>
<FONT color="green">152</FONT>                    createLevel(child, level - 1);<a name="line.152"></a>
<FONT color="green">153</FONT>                }<a name="line.153"></a>
<FONT color="green">154</FONT>            }<a name="line.154"></a>
<FONT color="green">155</FONT>        }<a name="line.155"></a>
<FONT color="green">156</FONT>    }<a name="line.156"></a>




























































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